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Conferences > ASSL > 2023 > JM4A > JM4A.23

High-Beam Quality Highly-Efficient High-Average-Power Pulse Amplification in Ho3+:YAG

Katharina Goth, Inés Vergara, Michael Griesbeck, Madeleine Eitner, Marius Rupp, Marc Eichhorn, and Christelle Kieleck

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Abstract

We present an actively Q-switched Ho3+ :YAG master oscillator power am plifier system with 67.5 % slope efficiency and 122 W average power and a pulse energy of 2.4 mJ. The dual-end-pumped system achieves a near-diffraction-limited beam quality factor of M2 ≈ 1.2.

© 2023 The Author(s)

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